000 00392nam a2200169Ia 4500
082 _a515.72
_bC767.SO
100 _aConway, John B.
245 _aSubnormal operators
_b
260 _aBoston
_bPitman
_c1981
300 _axvii, 476p. Index, Bibl.
490 _aResearch notes in Mathematics
_v v. 51
500 _a
690 _a
700 _a
964 _a
_b
_c
_d
_e
_f
_g
921 _a12197
999 _c12197
_d12197